InChI=1S/C22H26O5/c1-14-18(13-23)21(26)15(2)20(22(14)27)17(16-9-5-3-6-10-16)11-7-4-8-12-19(24)25/h3,5-6,9-10,17,23H,4,7-8,11-13H2,1-2H3,(H,24,25)/t17-/m0/s1